US2702862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housed lamp and fixture
Assignee: Westinghouse Electric Corp
•
Filing: 1952-05-07
•
Granted: 1955-02-22
•
Expires: 1972-05-07
Abstract
No abstract record available.
Inventors
- 👤 Horace R Finney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:50
CPC Classifications
A; A61; A61L; A61L9/00; A61L9/16; A61L9/18; A61L9/20; F; F21; F21V; F21V13/00; F21V13/02; F21V13/08; F21V3/00; F21V3/04; F21V3/06; F21V3/08; A61L2209/00; A61L2209/10; A61L2209/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2549860A
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US2317265A
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US2359021A
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US2346522A
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US2350462A
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US2447498A
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US2485410A
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US2467661A
Cited
US2589613A
Cited
US2594903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-21 | 1958-08-23 | 1959-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-21 | 1962-08-23 | 1963-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-21 | 1966-08-23 | 1967-02-22 | $7700.00 | Window Closed / Lapsed |